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Specifications
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Phone	BlackBerry 7750	HTC Touch (CDMA) / XV6900	Samsung Jack i637	Samsung Knack U310	HTC G2
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	2.8" diag. 4 : 3	2.4" diag. 4 : 3	2.2" diag. 4 : 3	3.7" diag. 5 : 3
Display Resolution & Type	240 x 240 pixels LCD (Color)	240 x 320 pixels (~143 ppi) LCD (TFT/TFD)	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	?	1,100 mAh	1,480 mAh	1,000 mAh	1,300 mAh
Processor	?	400 MHz Qualcomm MSM7500	?	?	800 MHz Qualcomm S2 MSM7230
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	-	2 megapixel	3 megapixel	-	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	?	-	720p HD
Front Camera	-	-	-	-	-
Weight	5.01 oz (142g)	3.99 oz (113g)	3.6 oz (102g)	3.63 oz (103g)	6.5 oz (184g)
Dimensions	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	3.97" x 2.34" x 0.55" (101 x 59 x 14 mm)	4.4" x 2.4" x 0.5" (112 x 61 x 12.7 mm)	3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm)	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Slab
Platform / OS	BlackBerry OS	Windows Mobile Professional	Windows Mobile Standard	(proprietary)	Android
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900
Data Technology	1xRTT	EVDO rA	HSDPA 3.6	-	HSPA 14.4
Features
GPS / Location	n/a	n/a	n/a	Yes	n/a
Accessibility
Adjustable Text Size	n/a	n/a	n/a	Yes	n/a
Hearing Aid Compatible	-	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)
Multiple Languages	n/a	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	-	Yes	-
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	Yes	-	Yes	-	-
Connectivity
Bluetooth	-	Yes	Yes	-	Yes
Mobile Hotspot	n/a	n/a	n/a	-	n/a
USB	Yes	Yes	Yes	-	Yes
Wi-Fi	-	-	Yes 802.11 b,g	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	n/a	n/a	-	n/a
Ringer ID	n/a	n/a	n/a	-	n/a
Voice Dialing	n/a	n/a	n/a	Yes	n/a
Customization
Custom Graphics	n/a	n/a	n/a	-	n/a
Custom Ringtones	n/a	n/a	n/a	-	n/a
Real-Music Ringers	n/a	n/a	n/a	-	n/a
Data & Network
Data Tethering	n/a	n/a	n/a	-	n/a
External Antenna Jack	n/a	n/a	n/a	-	n/a
WAP / Web Browser	n/a	n/a	n/a	-	n/a
Input
Predictive Text Entry	n/a	n/a	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	Yes	-	-	-
Text Keyboard, Hardware	Yes	-	Yes	-	Yes
Touch Screen	-	Yes	-	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	-	Yes
Messaging
Email Client	n/a	n/a	n/a	-	n/a
EMS / Picture Messaging	n/a	n/a	n/a	Yes	n/a
Instant Messaging	n/a	n/a	n/a	-	n/a
MMS	n/a	n/a	n/a	-	n/a
Text Messaging Templates	n/a	n/a	n/a	-	n/a
Music
Headphone Jack (3.5mm)	-	-	-	-	Yes
Music Player	n/a	n/a	n/a	-	n/a
Productivity
Alarm	n/a	n/a	n/a	Yes	n/a
Calculator	n/a	n/a	n/a	Yes	n/a
Calendar	n/a	n/a	n/a	Yes	n/a
To-Do List	n/a	n/a	n/a	-	n/a
Voice Memo	n/a	n/a	n/a	-	n/a
Software
Games	n/a	n/a	n/a	-	n/a
Java (J2ME)	n/a	n/a	n/a	-	n/a
Voice
Headset Jack (2.5 mm)	n/a	n/a	n/a	Yes	n/a
Speaker Phone	-	Yes	Yes	Yes	Yes
	BlackBerry 7750	HTC Touch (CDMA) / XV6900	Samsung Jack i637	Samsung Knack U310	HTC G2
	X >	< X >	< X >	< X >	< X

NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	BlackBerry 7750	HTC Touch (CDMA) / XV6900	Samsung Jack i637	Samsung Knack U310	HTC G2